Unless the context specifically indicates otherwise, as used in this chapter:
      (1)   "Ammonia" means a constituent in sewage as identified in "Standard Methods for the Examination of Water and Wastewater."
      (2)   "Biochemical oxygen demand" or "BOD" means the quantity of oxygen utilized in the biochemical oxidation of organic matter under standard laboratory procedure in five days at twenty degrees Celsius, expressed in milligrams per liter (mg/l).
      (3)   "Building drain" means that part of the lowest horizontal piping of a drainage system which receives the discharge from soil, waste and other drainage pipes inside the walls of the building and conveys it to the building sewer, beginning five feet outside the inner face of the building wall.
      (4)   "Building sewer" means the extension from the building drain to the public sewer or other place of approved disposal.
      (5)   "Chemical oxygen demand" or "COD" means a measure of the oxygen consuming capacity of inorganic and organic matter present in wastewater. It is expressed as the amount of oxygen consumed from chemical oxidation in a specific test as set forth in the fourteenth edition of "Standard Methods for the Examination of Water and Wastewater," and is expressed in milligrams per liter (mg/l).
      (6)   "City" means the City of Elyria.
      (7)   "Combined sewer" means a sewer receiving both surface runoff and sewage by design.
      (8)   "Commercial user" means a user class which includes all properties discharging wastewater from a place of business, including, but not limited to, offices, stores, motels, hotels, medical clinics, laundries, restaurants, food stores, dairies, auto washes, service stations, auto dealers and bakeries.
      (9)   "Composite sample" means a sample taken as a minimum of eight discrete samples taken at equal time intervals of the compositing period, not to exceed twenty-four hours or not less than six hours. Additional samples may be taken at equal time intervals, as deemed necessary by the City.
      (10)   "Cu. ft." means cubic feet.
      (11)   "Debt service charge" means the portion of the sewer charge which is restricted for use in payment of principal, interest, fees and other directly related costs resulting from the financing of improvements to the sewerage system, by notes, bonds, loans, cooperative agreements or other debt obligations of the City resulting from the ownership of the sewerage system.
      (12)   "Food store" means a subclass of commercial users which sells food items at retail with an on-site activity which may produce waste or wastewater from clean-up of an in-store bakery, meat counter or produce section.
      (13)   "Grab sample" means a one-time sample which is taken from a waste stream without regard to the flow volume or the time of taking the sample.
      (14)   "Industrial user" means a user class which includes all properties discharging wastewater from a manufacturing process, trade or business.
      (15)   "Industrial waste" means any liquid or water-carried wastes from any manufacturing process, trade or business, as distinct from typical domestic sewage.
      (16)   "Infiltration" means the water that enters a sewerage system and the building sewers or service connections from the ground, through means including, but not limited to, defective pipes, pipe joints, connections, footer tiles at building foundations or land drain tiles. "Infiltration" does not include and is distinguished from inflow.
      (17)   "Inflow" means the storm water discharged into a sanitary sewer, including building sewers and service connections, from sources including, but not limited to, roof downspouts, footer tiles, yard or parking lot drains, foundation drains, cooling water discharges, drains from swampy areas, cross connections by design or through open joints or broken pipes, catch basins, storm runoff or street wash waters. "Inflow" does not include and is distinguished from infiltration.
      (18)   "Institutional/governmental user" means a user class which includes all properties discharging wastewater from a government-owned property, such as, but not limited to, a courthouse, jail, office building or park facilities; and all properties owned or operated by an institution, including, but not limited to, churches, public schools, private schools, colleges, YMCA, YWCA and hospitals.
      (19)   "Maintenance of building sewers" means the upkeep and repair required to provide for proper operation of the building sewer and to not allow inflow or infiltration into the system. All maintenance of building sewers shall be at the expense of the private property owner and shall include the full length from the building to the City's sewer line . "Maintenance of City system" means the upkeep and repair required to maintain the water pollution control plant, lift stations and both sanitary and combination sewers in good working order.
      (20)   "Nonindustrial user" means any class of system user who has not been classified as an industrial user by the Safety-Service Director or his or her representative.
      (21)   "Normal sewage" means water carrying human waste and other wastes from home laundry and food preparation activities, which water, on the average, has waste concentrations not exceeding the following:
         A.   BOD - 225 mg/l or COD - 360 mg/l
         B.   Suspended solids - 200 mg/l
         C.   Ammonia - 27 mg/l
         D.   Phosphorus - 11 mg/l
      (22)   "Operations and maintenance" means the activities required to assure the dependable and economical functioning of the treatment works.
      (23)   "Owner" means any individual, firm, company, industry, association, society, corporation or group who or which has title to property located in the City that is served by the City's sanitary sewerage system through a building sewer, or whose property can be served if a building sewer and/or sewer extension is constructed.
      (24)   "Public sewer" means a sewer in which all owners of abutting properties have equal rights and which is controlled and maintained by the City.
      (25)   "Replacement" means expenditures for obtaining and installing equipment items, accessories or appurtenances during the useful life of the treatment works, as may be necessary to retain the design capacity and performance of the sewage treatment works through all areas of the City's jurisdiction.
      (26)   "Residential user" means a user class which includes all properties discharging wastewater from domestic dwellings, units such as single-family homes, multifamily homes, group homes, nursing homes, retirement homes, boarding houses, apartments, orphanages, foster care homes, halfway houses, shelters and mobile homes.
      (27)   "Restaurant" means a subclass of user, with on-site food preparation by one or more activities, including baking, boiling, broiling, frying, grilling or frozen dairy product dispensing, which may produce waste from the activity of clean-up. This subclass of user does not include churches, schools, social clubs, hospitals or industrial sites with cafeterias.
      (28)   "Safety-Service Director" means the Safety-Service Director of the City or his or her authorized representative.
      (29)   "Sanitary sewer" means a sewer which carries sewage and wastes and to which storm surface runoff and ground waters are not intentionally admitted.
      (30)   "Septic tank wastes" means the waste removed from any private or site sewerage system.
      (31)   "Sewage" means any substance that contains any waste products, excrement or other discharge from the bodies of persons or animals, which waste products pollute the waters of the State.
      (32)   "Sewer user charges" means the aggregate of rate increments established by two separate systems, i.e. user charges (charges for wastes of normal strength, extra strength surcharges, industrial monitoring charges) and debt service charges.
      (33)   "Sewerage system" means all facilities for collecting, pumping, transporting, treating and disposing of residuals, owned by the City, except for building sewers.
      (34)   "Shall" is mandatory; "may" is permissive.
      (35)   "Significant industrial user" means any industrial user of the City system who has an average discharge of 25,000 gallons or more per day (a year's discharge volume divided by fifty-two times five), or any industrial user defined as a significant industrial user per Chapter 932.
      (36)   "Storm water" means the flow occurring, during or following any form of natural precipitation and resulting therefrom.
      (37)   "Suspended solids" means the total suspended matter that either floats on the surface of or is suspended in water, sewage or other liquid mixtures, and which is removable by laboratory filtering, as prescribed in "Standard Methods for Examination of Water and Wastewater."
      (38)   "User" means any owner, agent or representative of any owner, tenant, lessee, person, firm, company, industry, association, society, corporation, group or public agency, body or board who contributes, or causes or permits the contribution of, waste into the City sewerage system.
      (39)   "User charges" means a charge levied on users of a treatment works for the user's proportionate share of the cost of operation and maintenance (including replacement) of such works.
      (40)   "Wastes" means sewage, industrial wastes and other substances which are not included within the definition of sewage and industrial wastes and which may pollute the waters of the State.
(Ord. 90-185. Passed 6-4-90.)